LowLatency2: Check semaphore value before signalling

1 files changed, 5 insertions, 6 deletions

diff --git a/src/strategies/low_latency2/device_strategy.cc b/src/strategies/low_latency2/device_strategy.cc
index f82098d..81934ba 100644
--- a/src/strategies/low_latency2/device_strategy.cc
+++ b/src/strategies/low_latency2/device_strategy.cc
@@ -112,19 +112,18 @@ void LowLatency2DeviceStrategy::notify_latency_sleep_nv(
 
     const auto lock = std::scoped_lock{this->mutex};
 
+    const auto semaphore_signal =
+        SemaphoreSignal{info.signalSemaphore, info.value};
+
     const auto iter = this->swapchain_monitors.find(swapchain);
     if (iter == std::end(this->swapchain_monitors)) {
         // If we can't find the swapchain we have to signal the semaphore
         // anyway. We must *never* discard these semaphores without signalling
         // them first.
-        const auto ssi = VkSemaphoreSignalInfo{
-            .sType = VK_STRUCTURE_TYPE_SEMAPHORE_SIGNAL_INFO,
-            .semaphore = info.signalSemaphore,
-            .value = info.value};
-        THROW_NOT_VKSUCCESS(device.vtable.SignalSemaphore(device.device, &ssi));
+        semaphore_signal.signal(this->device);
         return;
     }
-    iter->second.notify_semaphore(info.signalSemaphore, info.value);
+    iter->second.notify_semaphore(semaphore_signal);
 }
 
 } // namespace low_latency